ResultExtensionsLinqLastOkT Method

Returns Some of the value of last Ok result of the collection if any; None otherwise.
C#
var results = new Res<int>[3] { Err<int>("err"), Ok(42), Ok(7) };
Assert.Equal(Some(7), results.LastOk());

results = new Res<int>[1] { Err<int>("err") };
Assert.True(results.LastOk().IsNone);

Definition

Namespace: Orx.Fun.Result
Assembly: Orx.Fun.Result (in Orx.Fun.Result.dll) Version: 1.3.0+344c8bdd6f720ccfb2d8db7c61b76cf02be18f5f
C#
public static Opt<T> LastOk<T>(
	this IEnumerable<Res<T>> collection
)

Parameters

collection  IEnumerableResT
Collection.

Type Parameters

T

[Missing <typeparam name="T"/> documentation for "M:Orx.Fun.Result.ResultExtensionsLinq.LastOk``1(System.Collections.Generic.IEnumerable{Orx.Fun.Result.Res{``0}})"]

Return Value

OptT

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerableResT. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

See Also